MESON Chess Problem Database
Problem Display
PID: 227795 (8/8/8/1p5p/1P1R3P/2P1pk2/6p1/4Q1K1 w - - 0 1)
Teiner, Jozsef
Magyar Sakkvilag, 1926
#2
6 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...e2
- 2.Qf2#
- 1...e2
- Tries
- 1.Rc4?
- 1...e2
- 2.Qf2#
- 1...bxc4!
- 1...e2
- 1.Qd2?
- threat
- 2.Qxg2#
- 1...Kg3
- 2.Qxe3#
- 2.Qxg2#
- 1...e2
- 2.Qf4#
- 2.Qd3#
- 1...exd2!
- threat
- 1.Qb1?
- 1...Ke2
- 2.Qd1#
- 1...e2
- 2.Qd3#
- 1...Kg3!
- 1...Ke2
- 1.Qd1+?
- 1...e2
- 2.Qd3#
- 1...Kg3!
- 1...e2
- 1.Qe2+?
- 1...Kg3
- 2.Qxg2#
- 2.Qxe3#
- 1...Kxe2!
- 1...Kg3
- 1.c4?
- 1...e2
- 2.Qf2#
- 2.Qc3#
- 1...bxc4!
- 1...e2
- 1.Rc4?
- Keys
- 1.Qc1!
- 1...Ke2
- 2.Qd1#
- 1...Kg3
- 2.Qxe3#
- 1...e2
- 2.Qf4#
- 1...Ke2
- 1.Qc1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(b);N_GUARD::QAR1(A)
- Tries
- Try
- R(E);
- Vars
- P(b);N_GUARD::QAR1(A)
- Refutation
- P(d);XR(E)
- Try
- Q(A);
- Threat
- QAB1(A),XP(a)
- Refutation
- P(b);XQ(A)
- Try
- Q(A);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- P(b);OGATEB::QAR2(A)
- Refutation
- K(c);P-FLIGHT
- Try
- Q(A);CHECK
- Vars
- P(b);OGATEB,P_SPINP(b)::QAR2(A)
- Refutation
- K(c);P-FLIGHT
- Try
- Q(A);CHECK
- Refutation
- K(c);S_FLIGHT,XQ(A)
- Try
- P(C);
- Refutation
- P(d);XP(C)
- Try
- Actual
- Q(A);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- K(c);P-FLIGHT::QAR2(A),XP(b)
- P(b);OGATE,SBLOCK::QAR1(A)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).